Model
18 Sound 12ND520
Rating
DIAM
12"
FS(Hz)
50
VAS(l)
111
QTS
0.27
PWR(W)
900
SPL(dB)
98.7
IMP(Ohm)
8x1
avb
NOPROD
Thiele-Small Parameters
Fs(Hz)
50
Vas(l)
111
Qts
0.27
Qms
5.5
Qes
0.284
Bl(Tm)
14.4
Mms(gr)
36
Cms(mm/N)
0.281
Rms(kg/s)
2.06
Le(mH)
0.03
Re(Ohm)
5.2
Sd(sq.mm)
52775
Vd(l)
0.211
X-max(mm)
4
X-mech(mm)
0
General Parameters
Diameter (inch)
12
Max Power(W.)
900
RMS Power(W.)
300
Number of Coils
1
Impedance Z-Nom(Ohm)
8
Reference efficiency η0(%)
4.71
Sensitivity(dB) 1-W
98.7
Sensitivity(dB) 2.8-V
100.6
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
315
Cutout Diameter (mm)
282
Mounting Depth (mm)
125
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Vented, BP6
